a) error due to eccentricity of verniers
b) error due to displacement of station signals
c) error due to wrong adjustment of line of collimation and trunnion axis
d) error due to inaccurate graduation
Ans: b
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a) error due to eccentricity of verniers
b) error due to displacement of station signals
c) error due to wrong adjustment of line of collimation and trunnion axis
d) error due to inaccurate graduation
Ans: b